We are in the process of migrating all NASA Earth science data sites into Earthdata from now until end of 2026. Not all NASA Earth science data and resources will appear here until then. Thank you for your patience as we make this transition.
Read about the Web Unification Project
GMI Resources
Read the latest Global Precipitation Measurement (GPM) Microwave Imager (GMI) news and access learning resources designed to help you optimize your Earth science research.
Table of contents
GMI Learning Resources
This ARSET training covers the NASA data and tools useful for monitoring tropical storms.
Training
May 3-10, 2018
This ARSET training introduces the Variable Infiltration Capacity Model, sources of satellite-derived input data, and implementation of the model.
Training
Feb. 15 - March 1, 2018
Learn now NASA's Soil Moisture Active Passive (SMAP) satellite and other satellite instruments were used to create a comprehensive chronology of the flood from land to ocean.
Data in Action
Dec. 6, 2016
This ARSET training introduces NASA data products for water resources.
Training
Oct. 13 - Nov. 10, 2015
This ARSET training focuses on regional and global observation resources for conservation management.
Training
May 5 - June 2, 2015
Pagination
SHOWING 5 OF 29
Visualize daily-average and 30-minute IMERG precipitation estimates.
News
Nov. 21, 2025
A summary of datasets, products, and resources released by NASA’s Distributed Active Archive Centers (DAACs) in June 2025.
News
July 18, 2025
The Climate Prediction Center (CPC) 4 km Infrared (IR) dataset archive now extends back to January 1998, offering over 25 years of high-resolution infrared observations and continuing into the present.
News
June 20, 2025
Join us on January 29 at 2PM ET (-05:00 UTC) to learn how to access and use MERRA-2, GPM, TROPICS, and LDAS data provided by NASA's Goddard Earth Sciences Data and Information Services Center (GES DISC) to investigate Hurricane Milton's milestones.
Webinar
Jan. 10, 2025
Frequently Asked Questions
Earthdata Forum
Our online forum provides a space for users to browse thousands of FAQs about research needs, data, and data applications. You can also submit new questions for our experts to answer.
Submit Questions to Earthdata Forumand View Expert Responses